.btnContainer {
  position: relative;
}
.btnContainer::after {
  content: "";
  position: absolute;
  height: 1px;
  bottom: 0px;
  left: 0;
  width: 100%;
  background-color: #e1e1e1;
}
.btnContainer Button {
  width: 120px;
  height: 40px;
}
.btnContainer .activeBtn {
  border-right: 1px solid #e1e1e1;
  background-color: #fff;
  z-index: 2;
}
